Worksheet
Curated OER

Metric Units of Mass: Homework

For Students 4th - 5th
In this mass measurement instructional activity, learners find the missing numbers by converting the metric units of mass. Students then study the pictures and choose the better estimate of the mass of each. Learners compare the final...
Worksheet
Curated OER

Reasonable Answers

For Students 1st - 3rd
In this reasonable answer worksheet, students estimate and circle the answer that make sense for a set of 6 word problems. Students choose from 2 possible answers.
Worksheet
Curated OER

Reasonable Answers

For Students 3rd - 4th
In this reasonable answers worksheet, students solve six story problems in which numbers are rounded and the answer estimated. Students select the most reasonable answer from 3 choices.
Lesson Plan
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Our Space Station Earth

For Teachers 6th - 8th
Students discover ways to preserve the Earth's resources. In this natural resources lesson, students investigate how many gallons of water the average American uses per day and then total their estimated usage. Students discuss the...
Worksheet
Curated OER

Estimating and Approximation in Four Exercise Sets

For Students 7th - 8th
In this estimation activity, students estimate in seventeen multi-part questions divided into four exercise sets.  The solutions are provided.
Worksheet
Curated OER

Unit 6: Number System Activities

For Students 6th
In this number system worksheet, 6th graders complete a variety of activities: magic circles, decimal arithmagons, dominoes, estimations, decimal equivalents and recurring decimals. Worksheet is a total of 10 pages.
Worksheet
Curated OER

Rounding and Estimating before calculating with a Calculator

For Students 7th - 9th
In this rounding activity, students solve six problem sets concerned with rounding and estimating.  Students first estimate what the answer should be and then carry out the calculations using a calculator.  Solutions are provided.
Lesson Plan
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Water on the Moon

For Teachers 5th
Fifth graders evaluate the pros and cons of using a system on the moon.  In this water on the moon instructional activity students construct a solar water collector and estimate the amount of water in a given sample. 
Lesson Plan
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Party Time

For Teachers 1st - 5th
Students design a budget to plan for a class party. For this problem solving lesson, students devise a budget with a limit of fifty dollars for a class party. Students discuss and estimate the amount of money needed for food and...
Lesson Plan
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Blow and Go

For Teachers 3rd - 5th
Students discover how air can move things by using their breath. In this physics lesson, students hypothesize then attempt to move a pencil 1 meter using nothing but their breath. Students record data from their experiment including...
Lesson Plan
Curated OER

Pizza Portions

For Teachers 6th - 8th
Learners explore mathematics by participating in a pizza pie activity. In this nutrition lesson, students identify the caloric intake in a piece of pizza and estimate the average number of slices eaten by a person. Learners utilize...
Interactive
Curated OER

Logarithms

For Students 11th
In this Algebra II worksheet, 11th graders estimate the log of a number provided with a partial table of values and solve logarithmic equations. The one page interactive worksheet contains six problems. Answers and solutions are provided.
Lesson Plan
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Estimating With Fire

For Teachers 7th - 9th
Pupils solve problems with percents, decimals and fractions. In this algebra lesson, students convert between fractions, percents and decimals. They estimate their answers and calculate their answer.
Lesson Plan
Curated OER

Geometers Sketchpad Practice

For Teachers 9th - 10th
Students create polygons using geometers sketchpad. In this geometry instructional activity, students construct the interior angles of polygons and label the different points. They estimate and measure the different parts as they draw...
Lesson Plan
Curated OER

Identifying Lines of Symmetry

For Teachers 8th - 10th
Students calculate the lines of symmetry using polygons. In this geometry lesson, students graph, compare and estimate using collected data. They identify different attributes to the polygons based on their sides.
Lesson Plan
Curated OER

Studying Special Segments in Triangles

For Teachers 8th - 10th
Young scholars investigate special segments in triangles. In this geometry lesson, students graph, compare, estimate and predict findings based on their data. They differentiate between similarity and congruence of triangles.

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